兰姆达 Traditional form: 蘭姆達 Pinyin (reading): lánmǔdá Definitions: lambda (Greek letter Λλ) Characters: 兰 - orchid; elegant, graceful 姆 - governess, matron, nanny 达 - to reach, to arrive at; intelligent Traditional characters: 蘭 - orchid; elegant, graceful 姆 - governess, matron, nanny 達 - to reach, to arrive at; intelligent